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无土栽培是指不用天然土壤而用营养液浇灌的栽培方法。在蔬菜生产上,具有产量高、早熟、省水、病害轻,可以生产无污染的优质蔬菜等优点。据试验,每生产1公斤蔬菜所用的营养液的成本只需几分钱。城市居民可利用阳台、屋顶无土栽培蔬菜,方法简便、效益好。现介绍几种蔬菜的无土栽培方法,为广大菜农提供种植蔬菜的新途径。 (1)韭菜无土栽培新技术用深18～20厘米的花盆或木槽,装深1～2厘米
Soilless cultivation refers to cultivation methods that use nutrient solution to irrigate without using natural soil. In vegetable production, with high yield, precocious, water-saving, light disease, you can produce high-quality non-polluting vegetables and so on. According to the test, the cost of nutrient solution used for producing 1 kilogram of vegetables is only a few cents. Urban residents can use the balcony, roof soilless culture vegetables, the method is simple and effective. Now introduce several kinds of vegetable soilless cultivation methods for the majority of vegetable farmers to provide a new way to grow vegetables. (1) new technology of soilless cultivation of Chinese chive with a depth of 18 to 20 cm flower pots or wooden trough, installed 1 to 2 cm deep